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  1. Há 4 dias · Jan Józef Ignacy Łukasiewicz (Polish pronunciation: [wukaˈɕɛvʲitʂ]; 1822–1882) was a Polish pharmacist and petroleum industry pioneer who in 1856 built the first oil refinery in the world.

  2. Há 2 dias · Jan Łukasiewicz showed that, in Frege's system, "the third axiom is superfluous since it can be derived from the preceding two axioms, and that the last three axioms can be replaced by the single sentence ".

  3. en.wikipedia.org › wiki › LogicLogic - Wikipedia

    Há 2 dias · For instance, Jan Łukasiewicz and Stephen Cole Kleene both proposed ternary logics which have a third truth value representing that a statement's truth value is indeterminate. These logics have been applied in the field of linguistics.

  4. Há 1 dia · Po tragicznej śmierci Bandrowskiego lwowski zarząd Polskiego Towarzystwa Filozoficznego postanowił uczcić jego pamięć pośmiertnym wydaniem wszystkich prac filozoficznych, ze wstępem Jana Łukasiewicza.

  5. Há 4 dias · Nagrodzone inscenizacje (I i II miejsce) Gminnego Konkursu pt. "Taki był Ignacy..." - jeden dzień z życia Ignacego Łukasiewicza II miejsce - Szkoła Podstawow...

    • 35 min
    • 167
    • Gminny Ośrodek Kultury w Kluczach
  6. Há 1 dia · In Anlehnung an Jan Łukasiewicz verband Bocheński die klassische Syllogistik des Aristoteles organisch mit dem modernen Logikkalkül. Die vergleichende Analyse der Logik des Theophrast und des Aristoteles führte zu grundlegenden Erkenntnissen in der Modallogik und ihrer Geschichte.

  7. Há 3 dias · Jan Karski, emissary who confirmed the reality of the Holocaust to Western Allies; Bolesław Kontrym, Polish agent, Red Army combrig, Polish Army major; Jan Kowalewski, engineer, intelligence officer and cryptologist, one of many who broke Soviet ciphers during the Polish-Soviet War of 1919–1921